Display screen or portion thereof with icon



FIG. 1 is a front view of a display screen or portion thereof with icon showing our new design according to a first embodiment;

FIG. 2 is a front view of a display screen or portion thereof with icon showing our new design according to a second embodiment; and,

FIG. 3 is a front view of a display screen or portion thereof with icon showing our new design according to a third embodiment.

The outer perimeter shown as a pair of broken lines in the figures illustrates a display screen or portion thereof and forms no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 